US 550 Ml over Dsng Rr
Fair Condition49 years old3,200 vehicles/day
Location
| State | Colorado |
| County | La Plata |
| Location | 4 Mi N Of Hermosa |
| Carries | US 550 Ml |
| Crosses | Dsng Rr |
| Coordinates | 37.46940, -107.80632 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 142.4 ft (43.4 m) |
| Max Span | 58.1 ft (17.7 m) |
| Deck Width | 54.5 ft (16.6 m) |
| Deck Area | 720.4 sq m |
| Main Spans | 3 |
| Year Built | 1977 |
Traffic
| Avg Daily Traffic | 3,200 (2020) |
| Truck Traffic | 6% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | O-05-AW |